All comparisons
Model vs model · AHRI
Carrier 37MPRAQ18AA3 vs Bosch BMS500 24k
Head-to-head AHRI specs for Carrier 37MPRAQ18AA3 and Bosch BMS500AAS0241CSXHD—efficiency, COP @ 5°F, and low-temperature heating capacity.
Side-by-side comparison
| Factor | Carrier 37MPRAQ18AA3 | Bosch BMS500AAS0241CSXHD |
|---|---|---|
| AHRI certificate | — | — |
| Outdoor model | — | — |
| SEER2 | — | — |
| HSPF2 | — | — |
| COP @ 5°F | — | — |
| Heating cap. @ 5°F | — | — |
| Heating cap. @ 47°F | — | — |
| Cold-climate badge (catalog) | — | — |
| Form factor | Ductless / mini-split outdoor | Ductless / mini-split outdoor |
| Selection tip | Confirm AHRI indoor match | Confirm AHRI indoor match |
| Quote tip | Equal scope vs Bosch bid | Equal scope vs Carrier bid |
Certified metrics load from the AHRI-linked catalog for the certificate numbers on this page. Not a purchase recommendation—confirm capacity at your design temperature. Read our methodology.